Google Play Services For Instant Apps. There is no need to install them in your smartphone. As most apps from play store rely on these services, disabling or uninstalling google play services might.
Google play services for instant apps. If you want to play a game in the play store before committing to actually downloading and installing it, you can do that with google's android instant apps technology. There is no need to install them in your smartphone.
Google play services also enhances your app experience.
There is no need to install them in your smartphone. If google play instant isn't in your settings, it may not be available for your device type. Go to google search and then instant apps. When i uninstall this component, it downloads itself again and installs right back.